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katrin2010 [14]
3 years ago
14

( _ + i ) + ( 4 _ ) = 10 - 7i

Mathematics
1 answer:
Margaret [11]3 years ago
4 0
2 8 if not I’m so sorry pls forgive me
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PLEASE HELP!!
jonny [76]

Answer:

  • A. f(n) = (n + 1)^2 – 1

Step-by-step explanation:

Figure 1

  • 3 = 4 - 1 = 2² - 1 = (1 + 1)² - 1

Figure 2

  • 8 = 9 - 1 = 3² - 1 = (2 + 1)² - 1

Figure 3

  • 15 = 16 - 1 = 4² - 1 = (3 + 1)² - 1

<u>The function is:</u>

  • f(n) = (n + 1)² - 1
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3 years ago
Two angles are supplementary. One angle measures (3x + 2) degrees. The other angle measures twice that amount. What equation cou
nikdorinn [45]

Answer:

I do not know the equations given but here's my equation and solution:

9x = 174°

x = 19 1/9°

Step-by-step explanation:

(3x + 2) + 2(3x + 2) = 180°

3x + 2 + 6x + 4 = 180°

9x + 6 = 180°

9x = 174°

x = 19 1/9

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

7 0
3 years ago
Finding the area of a circle with a diameter of 6ft. Use the formula A=<br> πr2.<br> HELP!!!
mylen [45]

Answer:

Step-by-step explanation:

If diameter is 6 then the radius is half of that or 3.

A = pi * r^2

A = pi * 3^2

A = 9pi ft^2

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If i have 140 post its and my brother has 120 how has more
dimaraw [331]

Answer:

you

Step-by-step explanation:

8 0
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10 5/4 feet long express this length as a decimal
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11.25 hope this helps you :)
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